| 475 / | HD | PLANETARY GEAR TRANSMISSION SYSTEMS OR COMPONENTS |
| 207 | DF | NONPLANETARY VARIABLE SPEED OR DIRECTION TRANSMISSION COMBINED WITH PLANETARY TRANSMISSION {6} |
| 210 | DF | .~ Nonplanetary transmission is belt or chain gearing {2} |
| 213 | ![]() | .~.~ Nonplanetary transmission is chain gearing |